Answer: GASBAG

AnswerCrossword Clue
GASBAGGarrulous one
GASBAGHot-air artist
GASBAGTalkative guy
GASBAGChatterbox
GASBAGOne who talks, talks, talks
GASBAGBig talker
GASBAGWind source
GASBAGEndless talker
GASBAGSort who needs to button up
GASBAGPart of a balloon.
GASBAGOvertalker
GASBAGGarrulous sort
GASBAGBloviating type
GASBAGLong-winded sort
gasbaga bag for holding gas / to talk a lot
gasbagA person who talks too much, typically about unimportant things
gasbagThe container holding the gas in a balloon or airship
GASBAGChatty Cathy
GASBAGHot-air balloon
GASBAGBoastful type
GASBAGWindy sort
GASBAGBlowhard
GASBAGLong-winded one
GASBAGHot-air balloon feature
GASBAGOne full of hot air
GASBAGTalkaholic
GASBAGTalkative sort
GASBAGWindy one
GASBAGBoaster
GASBAGLong-winded person
GASBAGTalk of the town?
GASBAGTalkative person
GASBAGDriveling dullard
GASBAGNonstop talker.